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Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

All Results (8,097)

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Part #

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

MF-LSMF330X-2
Bourns
1: €0.284
8,928In Stock

Mfr. Part No.
MF-LSMF330X-2

Mouser Part No
652-MF-LSMF330X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

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Datasheet

8,928In Stock

Cut Tape

€0.284

€0.28

Reel

€0.279

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Surface Mount Fuses 0603 time-lag met-foil. 5A Auto

SF-0603SPA500R-2
Bourns
1: €0.963
4,579In Stock

Mfr. Part No.
SF-0603SPA500R-2

Mouser Part No
652-SF-0603SPA500R-2

Bourns

Surface Mount Fuses 0603 time-lag met-foil. 5A Auto

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Datasheet

4,579In Stock

Cut Tape

€0.963

€0.894

€0.634

€0.559

View

Reel

€0.425

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

MOV-20D271KKTR
Bourns
1: €1.10
12,170In Stock

Mfr. Part No.
MOV-20D271KKTR

Mouser Part No
652-MOV-20D271KKTR

Bourns

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

12,170In Stock

Cut Tape

€1.10

€0.672

€0.439

Reel

€0.408

€0.347

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

MOV-20D621KKTR
Bourns
1: €1.41
6,273In Stock

Mfr. Part No.
MOV-20D621KKTR

Mouser Part No
652-MOV-20D621KKTR

Bourns

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

6,273In Stock

Cut Tape

€1.41

€0.869

€0.601

Reel

€0.562

€0.496

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

MOV-14D271KKTR
Bourns
1: €0.654
15,000In Stock

Mfr. Part No.
MOV-14D271KKTR

Mouser Part No
652-MOV-14D271KKTR

Bourns

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

15,000In Stock

Cut Tape

€0.654

€0.391

€0.245

€0.209

Reel

€0.171

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Specialty Fuses POWrFuse BD 800Vac 800Vdc 100A

PF-FB1-100
Bourns
1: €58.66
95In Stock Restricted Availability

Mfr. Part No.
PF-FB1-100

Mouser Part No
652-PF-FB1-100

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 100A

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Datasheet

95In Stock

€58.66

€54.78

Min.: 1
Mult.: 1

Restricted Availability

Specialty Fuses POWrFuse BD 800Vac 800Vdc 175A

PF-FB1-175
Bourns
1: €106.87
42In Stock Restricted Availability

Mfr. Part No.
PF-FB1-175

Mouser Part No
652-PF-FB1-175

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 175A

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Datasheet

42In Stock

€106.87

€105.69

€66.06

Min.: 1
Mult.: 1

Restricted Availability

Specialty Fuses POWrFuse BD 240Vac 150Vdc 150A

PF-MB1-150
Bourns
1: €42.48
59In Stock Restricted Availability

Mfr. Part No.
PF-MB1-150

Mouser Part No
652-PF-MB1-150

Bourns

Specialty Fuses POWrFuse BD 240Vac 150Vdc 150A

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Datasheet

59In Stock

€42.48

Min.: 1
Mult.: 1

Restricted Availability

Specialty Fuses POWrFuse BD 800Vac 800Vdc 250A

PF-FB1-250
Bourns
1: €120.71
26In Stock Restricted Availability

Mfr. Part No.
PF-FB1-250

Mouser Part No
652-PF-FB1-250

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 250A

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Datasheet

26In Stock

€120.71

€110.71

€105.05

€103.61

€102.86

Min.: 1
Mult.: 1

Restricted Availability

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

PF-KT1-50
Bourns
1: €13.42
300In Stock

Mfr. Part No.
PF-KT1-50

Mouser Part No
652-PF-KT1-50

Bourns

Automotive Fuses POWrFuse TH 275Vac 500Vdc 50A

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Datasheet

300In Stock

€13.42

Min.: 1
Mult.: 1

Specialty Fuses POWrFuse BD 800Vac 800Vdc 50A

PF-FB1-50
Bourns
1: €53.12
84In Stock Restricted Availability

Mfr. Part No.
PF-FB1-50

Mouser Part No
652-PF-FB1-50

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 50A

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Datasheet

84In Stock

€53.12

€47.23

€43.65

€43.64

Min.: 1
Mult.: 1

Restricted Availability

Specialty Fuses POWrFuse BD 800Vac 800Vdc 125A

PF-FB1-125
Bourns
1: €79.62
169In Stock Restricted Availability

Mfr. Part No.
PF-FB1-125

Mouser Part No
652-PF-FB1-125

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 125A

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Datasheet

169In Stock

€79.62

€65.96

Min.: 1
Mult.: 1

Restricted Availability

Automotive Fuses POWrFuse TH 275Vac 500Vdc 30A

PF-KT1-30
Bourns
1: €11.74
282In Stock

Mfr. Part No.
PF-KT1-30

Mouser Part No
652-PF-KT1-30

Bourns

Automotive Fuses POWrFuse TH 275Vac 500Vdc 30A

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Datasheet

282In Stock

€11.74

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 1KA high current bidirectional TVS diodes

PTVS1-026C-H
Bourns
1: €3.54
11,568In Stock

Mfr. Part No.
PTVS1-026C-H

Mouser Part No
652-PTVS1-026C-H

Bourns

ESD Protection Diodes / TVS Diodes 1KA high current bidirectional TVS diodes

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Datasheet

11,568In Stock

Cut Tape

€3.54

€2.47

€2.18

€2.17

Reel

€1.93

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

ESD Protection Diodes / TVS Diodes 58V 5KW 5% UNI DO-214AB (SMC)

5.0SMDJ58A
Bourns
1: €1.41
27,986In Stock

Mfr. Part No.
5.0SMDJ58A

Mouser Part No
652-5.0SMDJ58A

Bourns

ESD Protection Diodes / TVS Diodes 58V 5KW 5% UNI DO-214AB (SMC)

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Datasheet

27,986In Stock

Cut Tape

€1.41

€0.989

€0.723

€0.641

€0.631

Reel

€0.615

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Specialty Fuses POWrFuse BD 800Vac 800Vdc 50A

PF-FB2-50
Bourns
1: €50.76
88In Stock Restricted Availability

Mfr. Part No.
PF-FB2-50

Mouser Part No
652-PF-FB2-50

Bourns

Specialty Fuses POWrFuse BD 800Vac 800Vdc 50A

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Datasheet

88In Stock

€50.76

€45.73

€43.60

Min.: 1
Mult.: 1

Restricted Availability

Automotive Fuses POWrFuse BD 275Vac 500Vdc 50A

PF-KB1-50
Bourns
1: €23.63
176In Stock

Mfr. Part No.
PF-KB1-50

Mouser Part No
652-PF-KB1-50

Bourns

Automotive Fuses POWrFuse BD 275Vac 500Vdc 50A

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Datasheet

176In Stock

€23.63

€16.53

€16.52

€14.53

Min.: 1
Mult.: 1

Specialty Fuses POWrFuse BD 240Vac 150Vdc 50A

PF-MB1-50
Bourns
1: €59.34
100In Stock Restricted Availability

Mfr. Part No.
PF-MB1-50

Mouser Part No
652-PF-MB1-50

Bourns

Specialty Fuses POWrFuse BD 240Vac 150Vdc 50A

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Datasheet

100In Stock

€59.34

€58.57

€35.78

Min.: 1
Mult.: 1

Restricted Availability

ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir

SMLJ22CA
Bourns
1: €0.499
34,336In Stock

Mfr. Part No.
SMLJ22CA

Mouser Part No
652-SMLJ22CA

Bourns

ESD Protection Diodes / TVS Diodes 22volts 5uA 84.4 Amps Bi-Dir

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Datasheet

34,336In Stock

Cut Tape

€0.499

€0.447

Reel

€0.38

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Surge Protectors Dual Bi-directional TBU Device

TBU-RS085-300-WH
Bourns
1: €2.14
11,031In Stock

Mfr. Part No.
TBU-RS085-300-WH

Mouser Part No
652-TBU-RS085-300-WH

Bourns

Board Mount Surge Protectors Dual Bi-directional TBU Device

Learn More

Datasheet

11,031In Stock

Cut Tape

€2.14

€1.94

€1.80

€1.79

€1.78

Reel

€1.69

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors 275 VAC 305J 730V-CL 10KA-PK

GMOV-20D271K
Bourns
1: €1.70
22,471In Stock

Mfr. Part No.
GMOV-20D271K

Mouser Part No
652-GMOV-20D271K

Bourns

Varistors 275 VAC 305J 730V-CL 10KA-PK

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Datasheet

22,471In Stock

€1.70

€1.56

€1.30

€1.20

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes P6SMB - A 160V

P6SMB160A-Q
Bourns
1: €0.602
119,957In Stock

Mfr. Part No.
P6SMB160A-Q

Mouser Part No
652-P6SMB160A-Q

Bourns

ESD Protection Diodes / TVS Diodes P6SMB - A 160V

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Datasheet

119,957In Stock

Cut Tape

€0.602

€0.369

€0.237

€0.18

Reel

€0.138

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Surge Protectors Dual Bi-directional TBU Device

TBU-RS055-300-WH
Bourns
1: €2.59
11,646In Stock

Mfr. Part No.
TBU-RS055-300-WH

Mouser Part No
652-TBU-RS055-300-WH

Bourns

Board Mount Surge Protectors Dual Bi-directional TBU Device

Learn More

Datasheet

11,646In Stock

Cut Tape

€2.59

€2.28

€1.77

€1.47

Reel

€1.15

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V

GDT28H-130-B
Bourns
1: €1.88
424In Stock

Mfr. Part No.
GDT28H-130-B

Mouser Part No
652-GDT28H-130-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V

Learn More

Datasheet

424In Stock

€1.88

€1.62

€1.30

€1.11

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

GDT28H-330-B
Bourns
1: €1.88
437In Stock

Mfr. Part No.
GDT28H-330-B

Mouser Part No
652-GDT28H-330-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

Learn More

Datasheet

437In Stock

€1.88

€1.62

€1.30

€1.11

View

Min.: 1
Mult.: 1

Circuit Protection Devices

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